Page
7
of
12
Installation Manual
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Fire damper KWP-L
Version: 1.6
Date: 25.11.19
3.
Installation technology
–
Standard wall
1.
Make an opening in the wall with the dimensions 150 mm greater than the nominal
dimensions of the fire damper, i.e. B+150 and H+150.
2.
Make a frame of two layers of GKF boards, 12,5 mm thick and the width relative to the
width of opening, mounting by screws and remembering to exact sealing the contact
edges by using sealant Hilti Firestop Coating CP 673, Promastop-Coating, Promaseal-
Mastic lub Soudal Firesilicone B1 FR.
3.
Put the closed fire damper into the installation opening and support or suspend, in this
way that an axis of the fire damper blade matches the axis of the ceiling, and ensure a
concentricity of fire damper and mounting hole.
4.
After setting the fire damper as described, fill the gap between the fire damper and the
wall with non-flammable mineral wool of high density, 100 kg/m
3
or more.
5.
Seal the place of filling with mineral wool using the sealing compounds given in pts.2
6.
Mount collar, both side of wall, made of GKF boards, 12,5 mm thick and 150 mm wide,
using screws.
7.
After mounting the flange, remove the supports or suspenions, check the fire damper
correct operation and leave it in open position.
FIg.7. Installation method of fire dampers KWP-L in standard wall with vertical rotation axis of
damper blade
